Discontinuity [Core Set 2021 Prerelease Promos] World Championship Decks 2003 Set: Core Set 2019 Prerelease

Set: Core Set 2019 Prerelease Promos Type: Artifact Rarity: Rare Cost: {3} Whenever a Dragon enters the battlefield under your control

Set: Fourth Edition Type: Enchantment Rarity: Rare Cost: {W} At the beginning of your upkeep

Set: Core Set 2021 Type: Creature — Goblin Rarity: Rare Cost: {4}{R} Indestructible

Set: Mystery Booster Playtest Cards Type: Legendary Creature — Homarid Warrior Rarity: Rare Cost: {2}{U} All lands are Islands in addition to their other types

Discontinuity [Core Set 2021 Prerelease Promos] World Championship Decks 2003 Set: Core Set 2019 PrereleaseSet: Core Set 2021 Prerelease Promos Type: Instant Rarity: Mythic Cost: {3}{U}{U}{U} As long as it's your turn, this spell costs {2}{U}{U} less to cast. End the turn. (Exile all spells and abilities from the stack, including this card. The player whose turn it is discards down to their maximum hand size. Damage wears off, and "this turn" and "until end of turn" effects end.)