Modern Horizons

{T}: Add {C}. {1}, {T}: Add one mana of any color. {4}, {T}, Sacrifice Cave of Temptation: Put two +1/+1 counters on target creature. Activate only...

({S} can be paid with one mana from a snow source.)

{T}: Add one mana of any color. {3}: Fountain of Ichor becomes a 3/3 Dinosaur artifact creature until end of turn.

{4}, {T}: Create a 2/2 colorless Shapeshifter creature token with changeling. (It has every creature type.)

Equipped creature gets +3/+0 and is every creature type. Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

({T}: Add {G}.)

({T}: Add {R}.)

({T}: Add {B}.)

({T}: Add {U}.)

({T}: Add {W}.)

{T}, Pay 1 life: Add {G} or {U}. {1}, {T}, Sacrifice Waterlogged Grove: Draw a card.

Tranquil Thicket enters the battlefield tapped. {T}: Add {G}. Cycling {G} ({G}, Discard this card: Draw a card.)

{T}, Pay 1 life: Add {R} or {W}. {1}, {T}, Sacrifice Sunbaked Canyon: Draw a card.

{T}, Pay 1 life: Add {W} or {B}. {1}, {T}, Sacrifice Silent Clearing: Draw a card.

Secluded Steppe enters the battlefield tapped. {T}: Add {W}. Cycling {W} ({W}, Discard this card: Draw a card.)

{T}, Pay 1 life, Sacrifice Prismatic Vista: Search your library for a basic land card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life: Add {B} or {G}. {1}, {T}, Sacrifice Nurturing Peatland: Draw a card.

Lonely Sandbar enters the battlefield tapped. {T}: Add {U}. Cycling {U} ({U}, Discard this card: Draw a card.)

{T}: Add {C}. {1}{W}, {T}: Put target enchantment card from your graveyard on top of your library.

{T}: Add {C}. {1}{S}: Until end of turn, Frostwalk Bastion becomes a 2/3 Construct artifact creature. It's still a land. ({S} can be paid with one...

Forgotten Cave enters the battlefield tapped. {T}: Add {R}. Cycling {R} ({R}, Discard this card: Draw a card.)

{T}, Pay 1 life: Add {U} or {R}. {1}, {T}, Sacrifice Fiery Islet: Draw a card.