Chess Death Match (Justice League vs Avengers)

Make a team that is able to defeat mine (give reasons)
Fight takes place in Las Vagas
One day prep time.
 Morals off
Fight to the death.
 
King: Dr. Strange ( Sorcerer Supreme)
Queen: Jean Grey (Phoenix)
Bishop1: Sentry (Void) 
Bishop2: Silver Surfer
Knight1: Gladiator
Knight2: Ronan The Accuser
Rook1: Juggernaut 
Rook2: Skaar

King: Dr. fate

Queen: Madame web

Bishop1: Reed Richards

Bishop2: Dr. Doom

Knight1: Batman

Knight2: Black Panther

Rook1: Deathstroke

Rook1: Lex Luthor

My reasoning...1 day prep.

King: Dr. Strange ( Sorcerer Supreme) v SA Dr Fate
Queen: Jean Grey (Phoenix) v  Scarlet Witch (house of M)
Bishop1: Sentry (Void)  v Cyborg Superman (full quota of rings)
Bishop2: Silver Surfer v The Fury
Knight1: Gladiator v Kyle Rayner (GL)
Knight2: Ronan The Accuser v Beta Ray Bill
Rook1: Juggernaut  v Jesse Custer
Rook2: Skaar v General Eiling

King: Thanos (w/Heart of the Infinite)

Queen: Elaine Beloc (w/ full Presence Powers)

King's Bishop: Beyonder (Secret Wars II)

Queen's Bishop: Molecule Man (Secret Wars II)

King's Knight: Adam Walock (w/ Infinity Gauntlet)

Queen's Knight: Ankanhaten(w/Heart of the Infinite)

King's Rook: Living Tribunal

Queen's Rook: Franklin Richards (Full Power)

8 Pawns: Eternity, Infinity, Lord Chaos, Master Order, Galactus, Abraxas, In-Betweener, EON

King - Lucifer Mornigstar ( with the Demiurgic power )

Queen - Elaine Belloc

Bishop 1 - Mr. Majestic ( with his blades )

Bishop 2 - Ion

Knight 1 - Superman

Knight 2 - Thor

Rook 1 - Despero

Rook 2 - Doomsday