Sinuous Striker

Double strike

When Champion of Wits enters the battlefield, you may draw cards equal to its power. If you do, discard two cards.

Menace Whenever Dreamstealer deals combat damage to a player, that player discards that many cards.

Haste When Earthshaker Khenra enters the battlefield, target creature with power less than or equal to Earthshaker Khenra's power can't block this turn.

When Resilient Khenra enters the battlefield, you may have target creature get +X/+X until end of turn, where X is Resilient Khenra's power.

Vigilance

When Sunscourge Champion enters the battlefield, you gain life equal to its power.