Smoke [30th Anniversary Edition] Battle Set: Multiverse Legends Type: Legendary

Set: Multiverse Legends Type: Legendary Creature — Elemental Elk Rarity: Rare Cost: {4}{R/G} Companion — No card in your starting deck has more than one of the same mana symbol in its mana cost

" This effect lasts indefinitely

Search your library for a Battle card

"Progress update: the problem of the slagheap blocking the entrance seems to have solved itself

but I believe a more mundane power source might suffice

Smoke [30th Anniversary Edition] Battle Set: Multiverse Legends Type: LegendarySet: 30th Anniversary Edition Type: Enchantment Rarity: Rare Cost: {R}{R} Players can't untap more than one creature during their untap steps.