Rishadan Port [Mercadian Masques] Demon the player can activate mana

the player can activate mana abilities only if they're from lands that player controls and only if mana they produce is spent to activate other mana abilities of lands the player controls and/or to play that card

but let me show you what someone with real power can create

create a 1/1 green Saproling creature token

Spend this mana only to cast a creature spell of the chosen type

Set: Worldwake Promos Type: Creature — Vampire Shaman Rare Cost: {B}{B} Whenever Kalastria Highborn or another Vampire you control dies

Rishadan Port [Mercadian Masques] Demon the player can activate manaSet: Mercadian Masques Type: Land Rare Cost: {T}: Add {C}. {1}, {T}: Tap target land. Rishada is the gateway to free tradebut the key will cost you.