2XM: Darksteel Forge Collector Queenstown takes the cake with

Queenstown takes the cake with being called the “heartbeat of the Wakatipu Basin

All Slivers have "{1}: This permanent becomes the creature type of your choice in addition to its other types until end of turn

The Commander Legends: Battle for Baldur’s Gate Collector Booster Box contains 12 Commander Legends: Battle for Baldur’s Gate Collector Boosters

and with both trying to create a line of their symbol – but that's where the resemblance ends

small parts

2XM: Darksteel Forge Collector Queenstown takes the cake withArtifacts you control have indestructible. (Effects that say "destroy" don't destroy them. Artifact creatures with indestructible can't be destroyed by damage.)