His ability, which gives a -1/-1 counter to the target creature until the end of the turn, is always welcome to possibly get rid of Indestructible threats, but what earned Vilis his spot on our list is his passive ability
For example, Karador, Ghost Chieftain wants to tap out on your turn, and the two cards are simply antithetical
Do you take damage to keep up interaction and signal it
After you sweep the board, you just return your lands while your opponents are left with nothing
They spend a good chunk of the game catching frogs in Qu's Marsh (there's even a golden frog sidequest), while their main battle ability is actually "Eat" - consuming weakened enemies to learn Blue Magic (enemy skills)
Espathra ex 06/91 Loading