Sacrifice Loyal Retainers: Return target legendary creature card from your graveyard to the battlefield. Activate only during your turn, before attackers are declared.
If a creature dying causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.Creature tokens you control have vigilance and lifelink.
Whenever an Equipment you control enters, you may draw a card.Metalcraft — Equipment you control have equip as long as you control three or more artifacts.
Vigilance, reach, trampleWhen Zacama, Primal Calamity enters, if you cast it, untap all lands you control.: Zacama deals 3 damage to target creature.: Destroy target artifact or enchantment.: You gain 3 life.
First strikeWhenever Mirri, Weatherlight Duelist attacks, each opponent can't block with more than one creature this combat.As long as Mirri, Weatherlight Duelist is tapped, no more than one creature can attack you each combat.
For each player, choose target nonenchantment, nonland permanent that player controls. Those permanents' owners shuffle them into their libraries. Each player who controlled one of those permanents exiles cards from the top of their library until they exile a nonland card, then puts the rest on the bottom of their library in a random order. Each player...
Sliver creatures you control have "When this creature enters, goad target creature an opponent controls." (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)
For each creature your opponents control, create a 4/4 green Phyrexian Beast creature token. Each of those tokens fights a different one of those creatures.
Prevent all combat damage that would be dealt to attacking artifact creatures you control.Whenever one or more artifact creatures you control enter, draw a card. This ability triggers only once each turn.
Whenever Lorthos, the Tidemaker attacks, you may pay . If you do, tap up to eight target permanents. Those permanents don't untap during their controllers' next untap steps.
Commander ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand or the command zone tapped and attacking.)Whenever a Ninja you control deals combat damage to a player, reveal the top card of your library and put that card into your hand. Each opponent loses life equal to that card's mana value.
FlyingAs Sower of Discord enters, choose two players.Whenever damage is dealt to one of the chosen players, the other chosen player also loses that much life.
Commander ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand or the command zone tapped and attacking.)Whenever a Ninja you control deals combat damage to a player, reveal the top card of your library and put that card into your hand. Each opponent loses life equal to that card's mana value.
Mirrorpool enters tapped.: Add ., , Sacrifice Mirrorpool: Copy target instant or sorcery spell you control. You may choose new targets for the copy., , Sacrifice Mirrorpool: Create a token that's a copy of target creature you control.
Enchant creatureEnchanted creature is an Insect artifact creature with base power and toughness 0/1 and has indestructible, and it loses all other abilities, card types, and creature types.
+1: Look at the top two cards of your library. Put one of them into your hand and the other on the bottom of your library.−1: Untap up to four target permanents.−10: You get an emblem with "You may activate loyalty abilities of planeswalkers you control on any player's turn any time you could cast an instant."Teferi, Temporal Archmage can be your commander.
Whenever you cast a noncreature spell, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)