Warper Scute

Incant — Whenever you cast or copy an instant
or sorcery spell while Warper Scute is on the
stack, Warper Scute enters the battlefield with an additional +1/+1 counter on it.
Magecraft — Whenever you cast or copy an
instant or sorcery spell, Put a +1/+1 counter on
target creature you control.
Remove a +1/+1 counter from a creature you
control: That creature gains trample until
end of turn.