Mountain (1091) [Secret Lair Drop Series] Altered tokens if a creature card left

if a creature card left your graveyard this turn

(You may reveal a Lesson card you own from outside the game and put it into your hand

Set: World Championship Decks 2001 Type: Instant Rarity: Rare Cost: {1}{U} Counter target spell or ability an opponent controls that targets a land you control

Set: Theros Beyond Death Prerelease Promos Type: Legendary Artifact — Equipment Rarity: Rare Cost: {1} Equipped creature gets +1/+1 and has trample and lifelink

but when they want results

Mountain (1091) [Secret Lair Drop Series] Altered tokens if a creature card leftSet: Secret Lair Drop Series Type: Basic Land Mountain Rarity: Rare ({T}: Add {R}.)