In the hands of an experienced player though, a well-timed Counterspell can end the game on the spot
At the end of each turn, Wolverine gains another 1/1 counter if he dealt damage that turn, causing him to grow progressively stronger each time he attacks
If both the attacking and blocking creatures have lifelink, then both of their controllers will gain life
I would try and address that by ensuring that the copying cannot self-perpetuate that spells are less likely to white copy spells, and creatures less likely to white copy creatures, or that they are reactive or defensive
Hitting my Top Ten at the first spot is another Land, and from the same era as this Legends artifact
This is also legendary for those that care or artifact for that as well