You may choose not to untap Hivis of the Scale during your untap step.: Gain control of target Dragon for as long as you control Hivis and Hivis remains tapped.
Defender (This creature can't attack.)FlyingWhenever Mindbender Spores blocks a creature, put four fungus counters on that creature. The creature gains "This creature doesn't untap during your untap step if it has a fungus counter on it" and "At the beginning of your upkeep, remove a fungus counter from this creature."
FlyingPhasing (This phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.)Whenever Teferi's Imp phases out, discard a card.Whenever Teferi's Imp phases in, draw a card.
Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)Whenever Telim'Tor attacks, all attacking creatures with flanking get +1/+1 until end of turn.
Purraj of Urborg has first strike as long as it's attacking.Whenever a player casts a black spell, you may pay . If you do, put a +1/+1 counter on Purraj of Urborg.
At the beginning of your upkeep, look at the top two cards of your library. You may sacrifice Preferred Selection and pay . If you do, put one of those cards into your hand. If you don't, put one of those cards on the bottom of your library.
Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)Whenever Sidar Jabari attacks, tap target creature defending player controls.