Sushie, The Cheep Cheep

Flying, Partner
( Can have two commanders if both have partner.)
Level up{u}{u}({u}{u}: Put a level counter on this.
Level up only as a sorcery.)
Level: 1 Squirt:{u}{u}{u}, {t}(Deal 6 damage
to target Creature.)
Level: 2 Water Block:{u}{u}{u},{t}
(Make target creature Indestructible for 1 turn)
Level: 3 Tidal Wave: {x}, {t} Deal {x}(damage to all creatures of target opponent
where {x} is equal to mana spent to cast.)