Veteran Silverio Ortiz will replace Cleotis Pendarvis in the main event to take on welterweight contender Ray Robinson the six-round main event that will take place this Saturday at the 2300 Arena in Philadelphia.

Robinson, 36, has a record of 24-3-2 with 12 knockouts. The 36 year-old Robinson will be shaking off a two-and-a-half-year layoff as he is coming off of back-to-back draws with world title challenger Egidijust Kavaliauskas (21-0) and former British Olympian Josh Kelly (9-0). Ortiz, 39, has a record of 37-28 with 18 knockouts.He has faced no less than nine world champions and a plethora of title challengers, contenders and prospects.

The undercard will feature a plethora of Philly-Favorites and undefeated prospects.

In six-round bouts:

Muhsin Cason (9-0, 6 KOs) of Las Vegas battles Steven Lyons (5-7-2, 2 KOs) of Larose, Louisiana in a cruiserweight matchup

Jerome Conquest (11-6, 1 KO) of Philadelphia fights Oscar Barajas (16-8-1, 8 KOs) of Mexico in a lightweight battle.

Robert Sabbagh (3-0, 2 KOs) of Brooklyn squabbles with Joel Caudle (8-6-2, 5 KOs) of North Carolina in a heavyweight scrap.

In four-round fights

Isaiah Johnson (3-0, 3 KOs) of Philadelphia will fight Diemerci Nzau (11-15, 8 KOs) of Silver Spring, Maryland in a junior welterweight fight.

Dominique Mayfield (0-1) of Philadelphia takes on Daryl Clark (1-1, 1 KO) of Houston in a heavyweight fight.

Jabril Noble (2-0, 2 KOs) of Philadelphia will take on Joseph Santana (0-4) of Providence, RI in a super featherweight bout.

Edward Cortes (1-0) of Millville, NJ takes on Jerrod Miner (2-13-2, 1 KO) of Philadelphia in a bantamweight affair

Tickets are $75, $100 and $150 and can be purchased at

https://2300arena.showare.com/ordertickets.asp?p=393&src=default

The show is promoted by RDR Promotions.