espnstar.com takes a look at stats that matter ahead of Tuesday's games in the last-16 of the Champions League.

Liverpool vs Real Madrid

First Leg Result:

Real Madrid 0-1 Liverpool

Previous Clashes:

Liverpool 1-0 Real Madrid (1980-81 European Champions Cup Final)

Club Top Scorers:

Steven Gerrard, Liverpool (5)

Raul Gonzalez and Ruud van Nistelrooy (3)

Most Cards:

Albert Riera (3 Yellow Cards)

Ruud van Nistelrooy (2 Yellow Cards)

Juventus vs Chelsea

First Leg Result:

Chelsea 1-0 Juventus

Previous Clashes:

No previous meeting.

Club Top Scorers:

Nicolas Anelka and John Terry, Chelsea (2)

Alessandro Del Piero, Juventus (4)

Most Cards:

Frank Lampard and Deco, Chelsea (1 Red Card)

Mohamed Sissoko, Juventus (4 Yellow Cards)

Bayern Munich vs Sporting Lisbon

First Leg Result:

Sporting Lisbon 0-5 Bayern Munich

Previous Clashes:

Bayern 0-0 Sporting (2006-07 UEFA Champions League Group Stage)

Sporting 0-1 Bayern (2006-07 UEFA Champions League Group Stage)

Club Top Scorers:

Liedson and Derlei, Sporting (2)

Miroslav Klose, Bayern (6)

Most Cards:

Patricio Rui, Sporting (1 Red Card)

Tim Borowski, Bayern (2 Yellow Cards)

Panathinaikos vs Villarreal

First Leg Result:

Villarreal 1-1 Panathinaikos

Previous Clashes:

No previous meeting.

Club Top Scorers:

Llorente Joseba and Giuseppe Rossi, Villarreal (3)

Vangelis Mantzios and Giorgias Karagounis, Panathinaikos (3)

Most Cards:

Joan Capdevila and Franco Guille, Villarreal (1 Red Card)

Giannis Goumas (3 Yellow Cards)