Cyclopean Titan is a rare Creature — Zombie Giant card from Mystery Booster Playtest Cards 2021 (CMB2), collector number 40. Current market price: $0.21, TCGplayer market prices via Scryfall.
When Cyclopean Titan dies, two target lands become Swamps. Exile Cyclopean Titan. {3}, {T}: Tap target creature, then return Cyclopean Titan to its owner's hand.