Tangle Golem

When affinity first appeared, it counted artifacts: every metal permanent you controlled shaved a generic mana off the bill, and the mechanic snowballed into the most degenerate aggro deck of its era. This printing belongs to a small cycle that asked whether affinity could care about something other than metal. Here the discount counts Forests, so a 5/4 nominally priced at seven can land for two or three in any deck running a healthy green base. What blunts it is that the discount keys off your lands rather than your other spells, so it scales with a resource green decks deploy as a matter of course instead of demanding a dedicated artifact shell. That decoupling is exactly why it never mattered the way artifact affinity did: affinity for artifacts was broken because the cards triggering it were themselves cheap and aggressive, building a self-reinforcing engine, whereas Forests do nothing but sit on the battlefield. A green deck happy to dump lands gets a fairly costed body and nothing past it; there is no chain reaction, no second card that makes the discount compound. The whole affinity-for-Forests experiment reads as a designer testing the mechanic's edges, pulling its inputs apart to see which version was actually dangerous before concluding the artifact version was the one worth banning around. As a record of how a broken mechanic gets diagnosed by retuning what it counts, it earns more attention than the plain golem on the front suggests.