As a play, theyre decent, especially if youre playing at a higher power level and need to not rely on an opponent (misdirect) or cant have summoning sickness get in the way of your creature (needing haste)
Itll cause absolute chaos on the ladder for a long time, with people optimizing for poison wins every way they can, in every color they can
Enchantment Color tag templates(None) Haunted Library Whenever a creature an opponent controls dies, you may pay
Riders of Rohan Commander: Riders of Rohan offers a LOTR-themed, human tribal deck that packs a real punch
One of the most important points to consider is how fun these decks are to play its the main reason to buy them in the first place
At time of writing, theres exactly one copy listed at Market Price on the marketplace