This is a two-cost, inkable character with one Strength and three Willpower
Careful Study was good enough to be played in decks where you could abuse the discard, Faithless Looting is good enough that you can play it in most red decks regardless
Etali, Primal Conqueror is a seven mana 7/7 with Trample that allows its controller to cast the top card of each players deck for free once it enters play
Invisible Stalker doesnt remove this risk entirelyedicts and board wipes still get itbut its significantly safer to stack your auras onto this hexproofed rogue rather than your average Slither Blade
Hot firebenders aside, Epic Downfall and Heartless Act are efficient black removal spells that return to Standard for the first time since Ikoria
You intend to mill your opponent out over time, but you end up being the one tormented by your own spell, unable to do anything else for the rest of the game