Cycling (, Discard this card: Draw a card.)When you cycle Gempalm Incinerator, you may have it deal X damage to target creature, where X is the number of Goblins on the battlefield.
When Fiend Hunter enters, you may exile another target creature.When Fiend Hunter leaves the battlefield, return the exiled card to the battlefield under its owner's control.
Enchant creatureEnchanted creature gets +2/+2 and has ": Regenerate this creature." (The next time the creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)
When Rosethorn Halberd enters, attach it to target non-Human creature you control.Equipped creature gets +2/+1.Equip (: Attach to target creature you control. Equip only as a sorcery.)
Threshold — As long as seven or more cards are in your graveyard, Treacherous Werewolf gets +2/+2 and has "When Treacherous Werewolf dies, you lose 4 life."
FlyingWhenever Purifying Dragon attacks, it deals 1 damage to target creature defending player controls. If that creature is a Zombie, Purifying Dragon deals 2 damage to it instead.
When Barbed Spike enters, create a 1/1 colorless Thopter artifact creature token with flying, then attach Barbed Spike to it.Equipped creature gets +1/+0.Equip
Imprint — When Phyrexian Ingester enters, you may exile target nontoken creature.Phyrexian Ingester gets +X/+Y, where X is the exiled creature card's power and Y is its toughness.
Whenever Arcbound Slith deals combat damage to a player, put a +1/+1 counter on it.Modular 1 (This creature enters with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)
As long as you control a Plains, Sejiri Merfolk has first strike and lifelink. (Damage dealt by a creature with lifelink also causes its controller to gain that much life.)
: Savage Knuckleblade gets +2/+2 until end of turn. Activate only once each turn.: Return Savage Knuckleblade to its owner's hand.: Savage Knuckleblade gains haste until end of turn.