That is the actual supply ceiling
Thats at least ten damage on its own , and likely youll have some other stuff in play, making it often a near-lethal attack
A 7/6 with trample also wont have too much trouble doing some combat damage, especially with haste
2, which contains one card determined by the odds below
Sanctuary Warden is a card Im pretty interested in running in a deck like Shalai, Voice of Plenty, where generated +1/+1 counters can be turned into card draw and chump blockers, while shield counters can do the most work under a blanket of hexproof
If you do, this creature gets +X/+0 until end of turn and deals X damage to the player or planeswalker it's attacking