Exhibit 99.21

MBNA MASTER CREDIT CARD TRUST II SERIES 1996-K

KEY PERFORMANCE FACTORS
August 31, 1997



Expected B Maturity 11/17/03


Blended Coupon 5.8335%



Excess Protection Level
3 Month Average 4.68%
August, 1997 4.62%
July, 1997 4.55%
June, 1997 4.86%


Cash Yield 17.46%


Investor Charge Offs 4.84%


Base Rate 8.00%


Over 35 Day Delinquency 4.66%


Seller's Interest 14.91%


Total Payment Rate 12.37%


Total Principal Balance $30,603,901,306.35


Investor Participation Amount $1,000,000,000.00


Seller Participation Amount $4,563,766,787.86