Your deck should include alternative delivery services like Harmless Offering, a sorcery that does exactly what Zedruus ability does
$1.79 Chittering Dispatcher Modern Horizons 3 Commander Decks $1.29 Warping Wail Modern Horizons 3 Commander Decks $2.29 Glaring Fleshraker Modern Horizons 3 $8.49 Forsaken Monument Modern Horizons 3 Commander Decks $0.59 It That Heralds the End Modern Horizons 3 $9.49 Kozilek's Command Modern Horizons 3 $3.49 Spawnbed Protector Modern Horizons 3 Commander Decks $6.99 Conduit of Ruin Battle for Zendikar $6.49 Eldritch Immunity Modern Horizons 3 Commander Decks $0.59 Null Elemental Blast Modern Horizons 3 $2.29 Urza's Cave Modern Horizons 3 $1.79 Selective Obliteration Modern Horizons 3 Commander Decks
Investment Thesis Obsidian Flames presents a moderate investment opportunity with potential growth driven by key cards like Charizard ex
A 3-mana tutor with limited targets is too slow for just about any other format, but there are folks who rock it in Amulet Titan builds in Modern to find Summoner's Pact, Tron players who use it to grab those coveted Urza lands, and even Living End decks to grab their namesake cards
But, thats the game I guess when a lot of money is at stake
It is almost always occupying the slot of a land