Unown (UF E). Unown (UF M). Only 1 shuffle option appears whne multiple unowns are in play. In my case, it only allowed me to shuffle the benched unown. There was no button for shuffling my active unown.
------------------Begin Game Log------------------
The game is about to start
Type: QuickPlay
Format: EX Block
Battle begins between Vultales and ptcgsky!
Vultales will take additional mulligan(s) after ptcgsky sets up to play.
Mulligan phase: Vultales took 1 additional mulligans
ptcgsky drew 1 extra cards.
Coin flip []: HEADS
Vultales will start
Game setup complete
Between turns
Turn 1 begins
Attached a [P] Energy to Holon's Castform
DEBUG: Holon's Castform's Current_Energy_Cards: [[P] Energy]
Holon's Castform used Delta Draw
Vultales drew 1 card
Between turns
Turn 2 begins
ptcgsky drew 1 card
Put Electrike onto bench.
Attached a [L] Energy to Electrike
DEBUG: Electrike's Current_Energy_Cards: [[L] Energy]
ptcgsky played Dual Ball.
Coin flip [Dual Ball]: HEADS
Coin flip [Dual Ball]: TAILS
Put [Mew ex (LM 88)] to Hand
ptcgsky has shuffled deck.
Put Mew ex onto bench.
ptcgsky played Dual Ball.
Coin flip [Dual Ball]: HEADS
Coin flip [Dual Ball]: HEADS
Put [Electrike (DX 60), Mew ex (LM 88)] to Hand
ptcgsky has shuffled deck.
Put Electrike onto bench.
Between turns
Turn 3 begins
Vultales drew 1 card
Vultales played Holon Transceiver.
Vultales has shuffled deck.
Put [Holon Mentor (DS 93)] to Hand
Vultales has shuffled deck.
Vultales played Holon Mentor.
Windstorm (CG 85) was discarded
Vultales has shuffled deck.
Put [Pidgey (HP 77), Trapinch (HP 84), Unown (UF E)] to Hand
Vultales has shuffled deck.
Put 1 card to Supporter
Put Pidgey onto bench.
Put Trapinch onto bench.
Holon's Castform used Delta Draw
Vultales drew 3 cards
Holon Mentor (DS 93) was discarded
Between turns
Turn 4 begins
ptcgsky drew 1 card
Electrike evolved into Manectric ex
ptcgsky played Switch.
Manectric ex is now active
ptcgsky played TV Reporter.
ptcgsky drew 3 cards
Roselia (LM 42) was discarded
Put 1 card to Supporter
Attached a Holon's Magneton (DS 22) to Manectric ex
DEBUG: Manectric ex's Current_Energy_Cards: [[L] Energy, Holon's Magneton (DS 22)]
Put [[L] Energy] to Hand
Holon's Magneton (DS 22) is now a Special Energy Card
Manectric ex used Disconnect
Manectric ex did 40 damage to Holon's Castform
TV Reporter (DR 88) was discarded
Between turns
Turn 5 begins
Vultales drew 1 card
Put Unown onto bench.
Holon's Castform used Delta Draw
Vultales drew 3 cards
Between turns
Turn 6 begins
ptcgsky drew 1 card
Attached a [L] Energy to Electrike
DEBUG: Electrike's Current_Energy_Cards: [[L] Energy]
ptcgsky played Professor Elm's Training Method.
ptcgsky has shuffled deck.
Put [Manectric ex (DX 101)] to Hand
ptcgsky has shuffled deck.
Put 1 card to Supporter
Electrike evolved into Manectric ex
Manectric ex used Disconnect
Manectric ex did 40 damage to Holon's Castform
Holon's Castform was knocked out
ptcgsky took one prize card.
Unown is now active
Unown (UF M)'s ability is blocked.
Professor Elm's Training Method (UF 89) was discarded
Between turns
Turn 7 begins
Vultales drew 1 card
Trapinch evolved into Vibrava
Attached a Warp Energy (UF 100) to Vibrava
DEBUG: Vibrava's Current_Energy_Cards: [Warp Energy (UF 100)]
Put Pidgey onto bench.
Put Unown onto bench.
Unown has used Shuffle
Vultales has shuffled deck.
Unown was swapped with [Unown].
Vultales has shuffled deck.
Between turns
Turn 8 begins
ptcgsky drew 1 card
Attached a [L] Energy to Manectric ex
DEBUG: Manectric ex's Current_Energy_Cards: [[L] Energy, Holon's Magneton (DS 22)]
Cursed Stone is now in play.
ptcgsky played Professor Elm's Training Method.
ptcgsky has shuffled deck.
Put [Manectric ex (DX 101)] to Hand
ptcgsky has shuffled deck.
Put 1 card to Supporter
Manectric ex used Mega Shot
[L] Energy was discarded
Holon's Magneton (DS 22) was discarded
All LIGHTNING energy were discarded.
Manectric ex did 80 damage to Vibrava
Vibrava was knocked out
ptcgsky took one prize card.
Professor Elm's Training Method (UF 89) was discarded
Between turns
Cursed Stone
Unown got 10 damage
Unown got 10 damage
Turn 9 begins
Vultales drew 1 card