34 cards where the card types include “alien”

Adipose Offspring (Doctor Who #10)
Ambassador Blorpityblorpboop (Unfinity #161)
A Real Handful (Unfinity #87)
Atraxi Warden (Doctor Who #12)
Auton Soldier (Doctor Who #36)
Blorbian Buddy (Unfinity #131)
Carnival Carnivore (Unfinity #68)
Davros, Dalek Creator (Doctor Who #1)
Iraxxa, Empress of Mars (Doctor Who #89)
It Came from Planet Glurg (Unfinity #169)
Judoon Enforcers (Doctor Who #138)
Karvanista, Loyal Lupari // Lupari Shield (Doctor Who #106)
Lunar Hatchling (Doctor Who #141)
Memory Worm (Doctor Who #90)
_____-o-saurus (Unfinity #148)
Osgood, Operation Double (Doctor Who #191)
Renegade Silent (Doctor Who #53)
Sontaran General (Doctor Who #96)
Spelling Bee (Unfinity #155)
Star Whale (Doctor Who #55)
Strax, Sontaran Nurse (Doctor Who #160)
Sycorax Commander (Doctor Who #161)
The Face of Boe (Doctor Who #126)
The Flood of Mars (Doctor Who #45)
The Foretold Soldier (Doctor Who #102)
The Meep (Secret Lair Drop #1581)
Thijarian Witness (Doctor Who #111)
Time Beetle (Doctor Who #58)
Time Reaper (Doctor Who #71)
Vashta Nerada (Doctor Who #73)
Vrestin, Menoptra Leader (Doctor Who #166)
Weeping Angel (Doctor Who #168)
Xenosquirrels (Unfinity #96)
Zygon Infiltrator (Doctor Who #63)

The message was clear to Sorin—time to search for something else.