Nibbles, Sword Grandmaster

When you cast Nibbles, Sword Grandmaster if {r} was spent to pay {r/w} creatures you control gain trample until end of turn. If {w} was spent to pay {r/w} creatures you control gain first strike until end of turn.

Valiant—Whenever Nibbles becomes the target of a spell or ability you control for the first time each turn, create two 1/1 white mouse creature tokens.

Other Mice you control have Valiant—Whenever this creature becomes the target of a spell or ability you control fo