{T}: Add {C}.
{T}: Add {R}, {W}, or {B}. Spend this mana only to cast a Knight or Equipment spell.
Mana value
0
Printings
From
$0.28
EDHREC rank
#11798
Buy
Formats
Pioneer
Legal
Modern
Legal
Legacy
Legal
Vintage
Legal
Commander
Legal
Rulings
4 Oct 2019
Mana produced by the second ability of Tournament Grounds can't be spent to activate abilities, including equip abilities.
4 Oct 2019
If an effect refers to a “[subtype] spell,” it refers only to a spell that has that subtype. For example, Knights' Charge is a card with “Knight” in its name and benefits Knights, but it isn't a Knight card.