At the beginning of your upkeep, you may put a fuse counter on Powder Keg., Sacrifice Powder Keg: Destroy each artifact and creature with mana value equal to the number of fuse counters on Powder Keg.
Enchant creatureWhen enchanted creature dies, that creature's controller may search their library for a creature card, put that card onto the battlefield, then shuffle.
At the beginning of your upkeep, you may put a fuse counter on Powder Keg., Sacrifice Powder Keg: Destroy each artifact and creature with mana value equal to the number of fuse counters on Powder Keg.
Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, you may draw a card. You may draw an additional card if Rayne, Academy Chancellor is enchanted.
, , Sacrifice Apprentice Necromancer: Return target creature card from your graveyard to the battlefield. That creature gains haste. At the beginning of the next end step, sacrifice it.
As long as Storage Matrix is untapped, each player chooses artifact, creature, or land during their untap step. That player can untap only permanents of the chosen type this step.
When Body Snatcher enters, exile it unless you discard a creature card.When Body Snatcher dies, exile it and return target creature card from your graveyard to the battlefield.
: Regenerate Ancient Silverback. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)When Goblin Marshal enters or dies, create two 1/1 red Goblin creature tokens.
: Goblin Festival deals 1 damage to any target. Flip a coin. If you lose the flip, choose one of your opponents. That player gains control of Goblin Festival.
When Yavimaya Elder dies, you may search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle., Sacrifice Yavimaya Elder: Draw a card.
When Gamekeeper dies, you may exile it. If you do, reveal cards from the top of your library until you reveal a creature card. Put that card onto the battlefield and put all other cards revealed this way into your graveyard.
, : Choose a number greater than 0 and a color. Target opponent reveals their hand. If that opponent reveals exactly the chosen number of cards of the chosen color, you draw a card.
Exile target enchantment. Search its controller's graveyard, hand, and library for all cards with the same name as that enchantment and exile them. Then that player shuffles.
Exile target nonblack creature. Search its controller's graveyard, hand, and library for all cards with the same name as that creature and exile them. Then that player shuffles.
Enchant creatureWhen enchanted creature dies, that creature's controller may search their library for a creature card, put that card onto the battlefield, then shuffle.
Enchant creatureAt the beginning of your upkeep, you may put an arrow counter on Archery Training.Enchanted creature has ": This creature deals X damage to target attacking or blocking creature, where X is the number of arrow counters on Archery Training."
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)Sacrifice an artifact: Put a +1/+1 counter on target creature.
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)When Hunting Moa enters or dies, put a +1/+1 counter on target creature.
Counter target instant or sorcery spell. Search its controller's graveyard, hand, and library for all cards with the same name as that spell and exile them. Then that player shuffles.
Enchant creatureAt the beginning of your upkeep, you may put an infection counter on Festering Wound.At the beginning of the upkeep of enchanted creature's controller, Festering Wound deals X damage to that player, where X is the number of infection counters on Festering Wound.
HasteEcho (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)When Keldon Champion enters, it deals 3 damage to target player or planeswalker.
Exile target nonbasic land. Search its controller's graveyard, hand, and library for all cards with the same name as that land and exile them. Then that player shuffles.
Exile target artifact. Search its controller's graveyard, hand, and library for all cards with the same name as that artifact and exile them. Then that player shuffles.
, , Sacrifice Apprentice Necromancer: Return target creature card from your graveyard to the battlefield. That creature gains haste. At the beginning of the next end step, sacrifice it.
Enchant creatureAt the beginning of your upkeep, you may put a fuse counter on Incendiary.When enchanted creature dies, Incendiary deals X damage to any target, where X is the number of fuse counters on Incendiary.
Enchant creatureAt the beginning of your upkeep, you may put a page counter on Private Research.When enchanted creature dies, draw a card for each page counter on Private Research.
As long as Storage Matrix is untapped, each player chooses artifact, creature, or land during their untap step. That player can untap only permanents of the chosen type this step.
: Mantis Engine gains flying until end of turn. (It can't be blocked except by creatures with flying or reach.): Mantis Engine gains first strike until end of turn. (It deals combat damage before creatures without first strike.)
Enchant creatureAt the beginning of your upkeep, you may put a growth counter on Momentum.Enchanted creature gets +1/+1 for each growth counter on Momentum.
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)When Keldon Vandals enters, destroy target artifact.
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)When Goblin Marshal enters or dies, create two 1/1 red Goblin creature tokens.
Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, you may draw a card. You may draw an additional card if Rayne, Academy Chancellor is enchanted.
: Goblin Festival deals 1 damage to any target. Flip a coin. If you lose the flip, choose one of your opponents. That player gains control of Goblin Festival.
When Body Snatcher enters, exile it unless you discard a creature card.When Body Snatcher dies, exile it and return target creature card from your graveyard to the battlefield.
When Yavimaya Elder dies, you may search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle., Sacrifice Yavimaya Elder: Draw a card.
: Regenerate Ancient Silverback. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)
When Gamekeeper dies, you may exile it. If you do, reveal cards from the top of your library until you reveal a creature card. Put that card onto the battlefield and put all other cards revealed this way into your graveyard.
Exile target nonblack creature. Search its controller's graveyard, hand, and library for all cards with the same name as that creature and exile them. Then that player shuffles.
Counter target instant or sorcery spell. Search its controller's graveyard, hand, and library for all cards with the same name as that spell and exile them. Then that player shuffles.
HasteEcho (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)When Keldon Champion enters, it deals 3 damage to target player or planeswalker.
, : Choose a number greater than 0 and a color. Target opponent reveals their hand. If that opponent reveals exactly the chosen number of cards of the chosen color, you draw a card.
Exile target nonbasic land. Search its controller's graveyard, hand, and library for all cards with the same name as that land and exile them. Then that player shuffles.
Enchant creatureAt the beginning of your upkeep, you may put a growth counter on Momentum.Enchanted creature gets +1/+1 for each growth counter on Momentum.
Enchant creatureAt the beginning of your upkeep, you may put an arrow counter on Archery Training.Enchanted creature has ": This creature deals X damage to target attacking or blocking creature, where X is the number of arrow counters on Archery Training."
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)Sacrifice an artifact: Put a +1/+1 counter on target creature.
Enchant creatureAt the beginning of your upkeep, you may put a page counter on Private Research.When enchanted creature dies, draw a card for each page counter on Private Research.
Enchant creatureAt the beginning of your upkeep, you may put a fuse counter on Incendiary.When enchanted creature dies, Incendiary deals X damage to any target, where X is the number of fuse counters on Incendiary.
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)When Hunting Moa enters or dies, put a +1/+1 counter on target creature.
Enchant creatureAt the beginning of your upkeep, you may put an infection counter on Festering Wound.At the beginning of the upkeep of enchanted creature's controller, Festering Wound deals X damage to that player, where X is the number of infection counters on Festering Wound.
: Mantis Engine gains flying until end of turn. (It can't be blocked except by creatures with flying or reach.): Mantis Engine gains first strike until end of turn. (It deals combat damage before creatures without first strike.)
Exile target enchantment. Search its controller's graveyard, hand, and library for all cards with the same name as that enchantment and exile them. Then that player shuffles.
Exile target artifact. Search its controller's graveyard, hand, and library for all cards with the same name as that artifact and exile them. Then that player shuffles.
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)When Keldon Vandals enters, destroy target artifact.
