Spike Colony enters the battlefield with four +1/+1 counters on it. {2}, Remove a +1/+1 counter from Spike Colony: Put a +1/+1 counter on target creature.
Spike Feeder enters the battlefield with two +1/+1 counters on it. {2}, Remove a +1/+1 counter from Spike Feeder: Put a +1/+1 counter on target creature. Remove a +1/+1 counter from Spike Feeder: You gain 2 life.
Spike Weaver enters the battlefield with three +1/+1 counters on it. {2}, Remove a +1/+1 counter from Spike Weaver: Put a +1/+1 counter on target creature. {1}, Remove a +1/+1 counter from Spike Weaver: Prevent all combat damage that would be dealt this turn.
Spike Worker enters the battlefield with two +1/+1 counters on it. {2}, Remove a +1/+1 counter from Spike Worker: Put a +1/+1 counter on target creature.