Loafing Giant

Whenever this creature attacks or blocks, mill a card. If a land card was milled this way, prevent all combat damage this creature would deal this turn.

Mages' Contest

You and target spell's controller bid life. You start the bidding with a bid of 1. In turn order, each player may top the high bid. The bidding ends if the high bid stands. The high bidder loses life equal to the high bid. If you win the bidding, counter that spell.

Maniacal Rage

Enchant creature
Enchanted creature gets +2/+2 and can't block.

Obliterate

This spell can't be countered.
Destroy all artifacts, creatures, and lands. They can't be regenerated.

Overload

Kicker {2} (You may pay an additional {2} as you cast this spell.)
Destroy target artifact if its mana value is 2 or less. If this spell was kicked, destroy that artifact if its mana value is 5 or less instead.

Pouncing Kavu

Kicker {2}{R} (You may pay an additional {2}{R} as you cast this spell.)
First strike
If this creature was kicked, it enters with two +1/+1 counters on it and with haste.

Rage Weaver

{2}: Target black or green creature gains haste until end of turn. (It can attack and {T} this turn.)

Fight or Flight

At the beginning of combat on each opponent's turn, separate all creatures that player controls into two piles. Only creatures in the pile of their choice can attack this turn.

Rogue Kavu

Whenever this creature attacks alone, it gets +2/+0 until end of turn.

Ruby Leech

First strike
Red spells you cast cost {R} more to cast.

Savage Offensive

Kicker {G} (You may pay an additional {G} as you cast this spell.)
Creatures you control gain first strike until end of turn. If this spell was kicked, they get +1/+1 until end of turn.

Scarred Puma

This creature can't attack unless a black or green creature also attacks.

Scorching Lava

Kicker {R} (You may pay an additional {R} as you cast this spell.)
Scorching Lava deals 2 damage to any target. If this spell was kicked, that creature can't be regenerated this turn and if it would die this turn, exile it instead.

Searing Rays

Choose a color. Searing Rays deals damage to each player equal to the number of creatures of that color that player controls.

Shivan Emissary

Kicker {1}{B} (You may pay an additional {1}{B} as you cast this spell.)
When this creature enters, if it was kicked, destroy target nonblack creature. It can't be regenerated.

Shivan Harvest

{1}{R}, Sacrifice a creature: Destroy target nonbasic land.

Invasion