Tengu format ruling
Electric Virus
Card effect (current official text)You can discard this card to the Graveyard, then target 1 Machine or Dragon-Type monster your opponent controls; take control of that target until the End Phase.
Rulings
(1) By discarding this card from your hand to the GY, take control of 1 face-up Machine or Dragon-Type monster your opponent controls until the end of this turn.
- The (1) Ignition Effect activates and resolves from your hand.
- Discarding this card is a cost.
- This effect targets.
- If the target is flipped face-down, control of the target will not switch.
- If the target is not a Machine or Dragon-Type (by "DNA Surgery"), the target does not switch control.
- If "DNA Surgery" is activated later after this effect has resolved, it has no effect.
- (Control does not instantly change back. Control changes back as normal at the end of the turn.)
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Tengu forum — sourced change requests get reviewed.