>Be playing a Warhammer40k DnD
>Jump in the campaign
>Party is on an Ork ship, going through the warp
>We crash land on a Tyranid infested planet
>The only other person in the party that is at the session leaves the vessel
>I sit on the ship and watch
>2 invisibru tyranids gank his ****
>I'm forced to just watch the battle rage on until someone else in the party arrives to the session
>Waiting for actual hours as the battle goes on, neither side seeming to be winning