Card

Nikya of the Old Ways

Mana cost {3}{R}{G}

You can't cast noncreature spells. Whenever you tap a land for mana, add one mana of any type that land produced.

Part of 44 known combos, one of them two-card. 3 official rulings.

Bracket

B1 Exhibition — Not in the same deck as its two-card combo partner: Assault Suit
B2 Core — Not in the same deck as its two-card combo partner: Assault Suit
B3 Upgraded — Not in the same deck as its early two-card combo partner: Assault Suit
B4 Optimized — allowed: No restriction beyond the banned list
B5 cEDH — allowed: No restriction beyond the banned list

Bracket: Lotus Vault analysis, with Commander Spellbook flags

44 known combos, one of them two-card.

Ashaya, Soul of the Wild + Magus of the Candelabra + Nikya of the Old Ways
Produces: Infinite mana lands you control can produce, Infinite green mana
View on Commander Spellbook
Nikya of the Old Ways + Assault Suit
Produces: Players can't cast noncreature spells during their turn, Players can't cast sorcery spells, Lock
View on Commander Spellbook
Agatha of the Vile Cauldron + Silvanus's Invoker + Nikya of the Old Ways
Produces: Infinite untap of lands you control, Infinite mana lands you control can produce, Infinite power and toughness for most creatures you control until end of turn
View on Commander Spellbook

2019-01-25 · Wizards of the Coast
The types of mana are white, blue, black, red, green, and colorless.
2019-01-25 · Wizards of the Coast
If you tap a land for more than one mana, you choose one type that was produced and add one mana of that type.
2019-01-25 · Wizards of the Coast
Nikya doesn’t care about any restrictions or riders your lands put on the mana they produce, such as those of Unclaimed Territory and Guildmages’ Forum. It just produces one mana of the appropriate type, with no restrictions or riders.

Rulings: Scryfall · Wizards of the Coast