WATCH: Actor Ferrell introduced as USA’s secret weapon at World Cup

WATCH: Ahead of Team USA’s match with Germany, Will Ferrell made an unexpected appearance at the USA Fan HQ party in Recife, Brazil

U.S. football fans who made the trek to Brazil received a unanticipated visit from their team’s self-described “substitute player”: Will Ferrell.

The Anchorman and Old School star made the appearance at the USA Fan HQ this week in Recife, Brazil ahead of the team’s clash with Germany.

READ MORE: Germany tops U.S. but both teams advance

Ferrell confessed that he “wasn’t in the best shape” to play but offered to “bite every German player if I have to.”