Ith, High Arcanist + Wake Thrasher

Prerequisites

• Ith does not have summoning sickness.

Steps

1. 1Declare Ith as an attacker.
2. 2Activate Ith by tapping it, untapping Ith and preventing all combat damage that would be dealt to or dealt by it this turn.
3. 3Wake Thrasher triggers, giving itself +1/+1 until end of turn.
4. 4Repeat from step 2.

Effects

• Infinitely large creature until end of turn