Clefairy (BS 5). Magmar (BS 36). Clefairy's Metronome attack states that you do not need to copy the need to discard energy cards when it is used. However, when trying to use Metronome to copy Magmar's Flamethrower attack using non-fire energy cards, the attack fails with the game claiming there is not enough energy to use the attack.
------------------Begin Game Log------------------
The game is about to start
Type: QuickPlay
Format: Base–Neo
Battle begins between Benjiramon and Benjiramon2!
Benjiramon2 will take additional mulligan(s) after Benjiramon sets up to play.
Benjiramon drew an extra card.
Benjiramon drew an extra card.
Mulligan phase: Benjiramon2 took 1 additional mulligans
Coin flip [Opening Flip]: TAILS
Benjiramon2 will start
Game setup complete
Between turns
Turn 1 begins
Benjiramon2 drew 1 card
Attached a [F] Energy to Rattata
DEBUG: Rattata's Current_Energy_Cards: [[F] Energy]
Rattata used Bite
Rattata did 20 damage to Vulpix
Between turns
Turn 2 begins
Benjiramon drew 1 card
Attached a [R] Energy to Vulpix
DEBUG: Vulpix's Current_Energy_Cards: [[R] Energy]
Between turns
Turn 3 begins
Benjiramon2 drew 1 card
Attached a [R] Energy to Dratini
DEBUG: Dratini's Current_Energy_Cards: [[R] Energy]
Rattata used Bite
Rattata did 20 damage to Vulpix
Between turns
Turn 4 begins
Benjiramon drew 1 card
Attached a [R] Energy to Vulpix
DEBUG: Vulpix's Current_Energy_Cards: [[R] Energy, [R] Energy]
Benjiramon played PlusPower.
Vulpix used Confuse Ray
Coin flip [Confuse Ray]: HEADS
PlusPower +10
Vulpix did 20 damage to Rattata
Rattata is now confused
PlusPower (BS 84) was discarded
Between turns
Turn 5 begins
Benjiramon2 drew 1 card
Put Clefairy onto bench.
Attached a [F] Energy to Clefairy
DEBUG: Clefairy's Current_Energy_Cards: [[F] Energy]
Benjiramon2 played Full Heal.
Rattata (BS 61) is no longer confused
Rattata used Bite
Rattata did 20 damage to Vulpix
Vulpix was knocked out
Benjiramon2 took one prize card.
Ponyta is now active
Between turns
Turn 6 begins
Benjiramon drew 1 card
Put Magmar onto bench.
Attached a [R] Energy to Ponyta
DEBUG: Ponyta's Current_Energy_Cards: [[R] Energy]
Between turns
Turn 7 begins
Benjiramon2 drew 1 card
Attached a [F] Energy to Clefairy
DEBUG: Clefairy's Current_Energy_Cards: [[F] Energy, [F] Energy]
Rattata used Bite
Rattata did 20 damage to Ponyta
Between turns
Turn 8 begins
Benjiramon drew 1 card
Benjiramon played Potion.
Ponyta was restored to full health.
Attached a [R] Energy to Ponyta
DEBUG: Ponyta's Current_Energy_Cards: [[R] Energy, [R] Energy]
Ponyta used Smash Kick
Ponyta did 20 damage to Rattata
Rattata was knocked out
Benjiramon took one prize card.
Clefairy is now active
Between turns
Turn 9 begins
Benjiramon2 drew 1 card
Attached a [F] Energy to Clefairy
DEBUG: Clefairy's Current_Energy_Cards: [[F] Energy, [F] Energy, [F] Energy]
Benjiramon2 played PlusPower.
Clefairy used Metronome
Clefairy copied Flame Tail
Clefairy used Flame Tail
PlusPower +10
Clefairy did 40 damage to Ponyta
Ponyta was knocked out
Benjiramon2 took one prize card.
Magmar is now active
PlusPower (BS 84) was discarded
Between turns
Turn 10 begins
Benjiramon drew 1 card
Put Growlithe onto bench.
Attached a [R] Energy to Magmar
DEBUG: Magmar's Current_Energy_Cards: [[R] Energy]
Between turns
Turn 11 begins
Benjiramon2 drew 1 card
Benjiramon2 played Bill.
Benjiramon2 drew 2 cards
Attached a [F] Energy to Dratini
DEBUG: Dratini's Current_Energy_Cards: [[F] Energy, [R] Energy]
Clefairy used Metronome
Clefairy copied Flamethrower
Clefairy used Flamethrower
Not enough energy
Between turns
Turn 12 begins
Benjiramon drew 1 card
TURN TIMER: a Timeout Allowance was consumed to add 20 seconds to turn time
TURN TIMER: a Timeout Allowance was consumed to add 20 seconds to turn time