The supplier who runs that website claims to have had his Magic: The Gathering operation shut down by police
These are both pure card quality spells, somewhat ramped up versions of Vampiric Tutor and Ponder meets Impulse
And if you sacrifice non-token creatures like Narcomoeba to Dread Return, you get a bunch of Bridge from Below tokens as a bonus
Basically, if you hate playing against Flying creatures, you can invest fully in switching to the dark side and playing a deck that not only prevents them from touching you, but you can annoy everyone else in the pod with your own unblockable Flying creatures
Mudkip, Treecko, and Torchic
You can tap Sole Performer to add two tap symbols that you can use instead of tapping a card for an effect