Rush of Blood

Target creature gets +X/+0 until end of turn, where X is its power.

Warteye Witch

Whenever Warteye Witch or another creature you control dies, scry 1.

Kinetic Augur

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Kinetic Augur's power is equal to the number of instant and sorcery cards in your graveyard.
When Kinetic Augur enters, discard up to two cards, then draw that many cards.

Rageblood Shaman

Trample
Other Minotaur creatures you control get +1/+1 and have trample.

Borderland Behemoth

Trample
Borderland Behemoth gets +4/+4 for each other Giant you control.

Larger Than Life

Target creature gets +4/+4 and gains trample until end of turn.

Stolen Vitality

Target creature gets +3/+1 until end of turn. If it's your turn, that creature gains trample until end of turn. Otherwise, it gains first strike until end of turn. (A creature with trample can deal excess combat damage to the player or planeswalker it's attacking. A creature with first strike deals combat damage before creatures without first strike.)

Seafloor Oracle

Whenever a Merfolk you control deals combat damage to a player, draw a card.

Soul's Fire

Target creature you control deals damage equal to its power to any target.