LA Lakers (4-seed) vs Houston (5-seed). Since 1984, the 4-5 first-round matchup has gone almost exactly 50-50 — the 5-seed has actually won the series in 27 of 52 instances, the only first-round seed pairing where the 'underdog' has a winning record..

Cleveland (4-seed) vs Toronto (5-seed). Since 1984, the 4-5 first-round matchup has gone almost exactly 50-50 — the 5-seed has actually won the series in 27 of 52 instances, the only first-round seed pairing where the 'underdog' has a winning record..

LA Lakers (4-seed) vs Houston (5-seed). Since 1984, the 4-5 first-round matchup has gone almost exactly 50-50 — the 5-seed has actually won the series in 27 of 52 instances, the only first-round seed pairing where the 'underdog' has a winning record..

Cleveland (4-seed) vs Toronto (5-seed). Since 1984, the 4-5 first-round matchup has gone almost exactly 50-50 — the 5-seed has actually won the series in 27 of 52 instances, the only first-round seed pairing where the 'underdog' has a winning record..

LA Lakers (4-seed) vs Houston (5-seed). Since 1984, the 4-5 first-round matchup has gone almost exactly 50-50 — the 5-seed has actually won the series in 27 of 52 instances, the only first-round seed pairing where the 'underdog' has a winning record..

Cleveland (4-seed) vs Toronto (5-seed). Since 1984, the 4-5 first-round matchup has gone almost exactly 50-50 — the 5-seed has actually won the series in 27 of 52 instances, the only first-round seed pairing where the 'underdog' has a winning record..