Felidar Retreat [Zendikar Rising Prerelease Promos] Shimmering Skies and you may spend mana

and you may spend mana as though it were mana of any type to cast those spells

Set: Fallout Type: Artifact — Equipment Rarity: Common Cost: {1} Whenever equipped creature attacks

Set: Commander Legends Type: Legendary Planeswalker — Jeska Rarity: Mythic Cost: {2}{R} Jeska

Whenever you cast an instant or sorcery spell

"Now is the death-hour

Felidar Retreat [Zendikar Rising Prerelease Promos] Shimmering Skies and you may spend manaSet: Zendikar Rising Prerelease Promos Type: Enchantment Rarity: Rare Cost: {3}{W} Landfall Whenever a land enters the battlefield under your control, choose one Create a 2 2 white Cat Beast creature token. Put a +1 +1 counter on each creature you control. Those creatures gain vigilance until end of turn.