Nature's Cloak [Portal]Set: Portal Type: Sorcery Rarity: Rare Cost: {2}{G} Green creatures you control gain forestwalk until end of turn. (They can't be blocked as long as defending player controls a Forest.)

Set: POP Series 8 Type: Grass Rarity: Common Retreat cost: Colorless

Set: Ice Age Type: Artifact Rarity: Rare Cost: {4} At the beginning of your upkeep

Set: Sword & Shield: Vivid Voltage Type: Supporter Rarity: Ultra Rare

Set: Sun & Moon: Celestial Storm Type: Psychic Rarity: Secret Rare Retreat cost: Colorless

Set: Jungle Unlimited Type: Colorless Rarity: Rare

Create a Treasure token

then you may cast any number of spells from among those cards without paying their mana costs

Set: Rivals of Ixalan Type: Legendary Creature — Elder Dinosaur Rarity: Rare Cost: {4}{R}{R} Whenever Etali

) {T}: Add {R}

Set: POP Series 1 Type: Fighting Rarity: Ultra Rare Retreat cost: Colorless

Set: Sun & Moon: Team Up Type: Fighting Rarity: Uncommon Retreat cost: Colorless

Set: Sword & Shield: Base Set Type: Darkness Rarity: Holo Rare Retreat cost: Colorless