Having a way to consistently sacrifice the Warden is the key to making it amazing, so it will be strongest in decks with a heavy sacrifice theme like Athreos, God of Passage, Karador, Ghost Chieftain, and Teysa, Orzhov Scion
$0.39 Accursed Marauder Modern Horizons 3 $1.79 Corrupted Conviction Outlaws of Thunder Junction $1.79 Witch's Cottage Throne of Eldraine $1.79 Arcane Signet The Lost Caverns of Ixalan Commander Decks $2.79 Insidious Roots Murders at Karlov Manor $2.29 Gray Merchant of Asphodel Theros $1.29 Rise of the Witch-king The Lord of the Rings: Tales of Middle-earth $0.99 Unearth Modern Horizons $1.49 Mirkwood Bats The Lord of the Rings: Tales of Middle-earth $0.69 Morbid Opportunist Tarkir: Dragonstorm Commander Decks $0.99 Village Rites Kaldheim $1.29 Victimize Modern Horizons 3 0 results found
In the TCG, it usually deals high direct damage against the opposing Active Pokemon but has the secondary effect of hurting all of one's own benched pokemon for a relatively low amount (most often 20 HP)
One of the early examples of these playtest cards includes Lava, Axe, which is obviously just Lava Axe, but with the new ruling as a twist