Duergar Hedge-Mage [Gateway 2008] White there's an additional combat phase

there's an additional combat phase followed by an additional main phase

Set: Tenth Edition Type: Creature — Elf Rarity: Rare Cost: {1}{G}{G} Other Elf creatures get +1/+1 and have forestwalk

Set: Beta Edition Type: Enchantment — Aura Rarity: Common Cost: {G} Enchant land

Set: Core Set 2019 Prerelease Promos Type: Creature — Goblin Warrior Rarity: Rare Cost: {2}{R}{R} Other Goblins you control get +1/+1

Duergar Hedge-Mage [Gateway 2008] White there's an additional combat phaseSet: Gateway 2008 Type: Creature Dwarf Shaman Rarity: Rare Cost: {2}{R W} When Duergar Hedge Mage enters the battlefield, if you control two or more Mountains, you may destroy target artifact. When Duergar Hedge Mage enters the battlefield, if you control two or more Plains, you may destroy target enchantment.