Hell's Thunder - The List (PLIST) Old School you may cast target instant

you may cast target instant or sorcery card with mana value less than or equal to Dreadhorde Arcanist's power from your graveyard without paying its mana cost

"It is not that you will go mad

creatures target player controls lose all abilities and have base power and toughness 0/2

[0]: Create a 1/1 green Elf Warrior creature token

All creatures get -X/-X until end of turn

Hell's Thunder - The List (PLIST) Old School you may cast target instantFlying, haste At the beginning of the end step, sacrifice Hell's Thunder. Unearth {4}{R} ({4}{R}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)