Thats because Paradox Rift had two different ETBs: an Iron Valiant version with Iron Bundle, and a Roaring Moon version with Scream Tail
These have been tweaked to not be terribly powerful, as Wizards has learned from the Deathrite Shaman mistake
That makes taking Mickey Mouse, Brave Little Tailor down difficult unless your opponent has Evasive characters to hand - and even then, his stats are enough to pull through most challenges
Karmic Guide Karmic Guide makes up for what it lacks in generic reanimation potential with its incredible functionality in combos
For further shenanigans, we could make a small package of instants to fetch: Utter EndUtter End for spot removal, Fated RetributionFated Retribution to wipe the board, or CounterspellCounterspell as, well, a counterspell