pardew claims all his players are ` undervalued ' as the selhurst park club bid to assert their barclays premier league clout .
the former newcastle boss is ready to fend off big-money bids for his in-demand stars like bolasie and defender scott dann - but conceded ` every player has a successful second half of the season .
bolasie has been in fine form in recent weeks as palace have enjoyed a successful second half of the season .