Nettling Imp [Beta Edition] Arena League 1999 Flashback—{1}{U}

Flashback—{1}{U}

each player chooses a creature type and returns any number of cards of that type from their graveyard to their hand

Xenagos isn't a creature

Set: Urza's Destiny Type: Legendary Land Rarity: Rare {T}: Add {C}

Set: Modern Masters 2017 Type: Land Rarity: Mythic As Cavern of Souls enters the battlefield

Nettling Imp [Beta Edition] Arena League 1999 Flashback—{1}{U}Set: Beta Edition Type: Creature Imp Rarity: Uncommon Cost: {2}{B} {T}: Choose target non Wall creature the active player has controlled continuously since the beginning of the turn. That creature attacks this turn if able. Destroy it at the beginning of the next end step if it didn't attack this turn. Activate only during an opponent's turn, before attackers are declared.