@ghirapurigears The very first two packs I opened both had Will-O-The-Wisp. Being brand new to the game, I traded them for a handful of garbage because my “friend” assured me it wasn’t a very good card, until the trade was done.
We didn’t remain friends.
@wizards_magic Calling it now: Buoyancy mechanic. A creature with “Buoyancy X” enters with X Buoyancy counters. Creatures may only be blocked by creatures with equal or greater Buoyancy counters.