Plated Rootwalla

: Plated Rootwalla gets +3/+3 until end of turn. Activate only once each turn.

Spike Soldier

Spike Soldier enters with three +1/+1 counters on it.
, Remove a +1/+1 counter from Spike Soldier: Put a +1/+1 counter on target creature.
Remove a +1/+1 counter from Spike Soldier: Spike Soldier gets +2/+2 until end of turn.

Wild Wurm

When Wild Wurm enters, flip a coin. If you lose the flip, return Wild Wurm to its owner’s hand.

Heartwood Giant

, Sacrifice a Forest: Heartwood Giant deals 2 damage to target player or planeswalker.