As it stands, magic number is 13 to clinch WC for Jays (Os have 68 losses, we have 63 losses; 17 games left for us, 17 - 5 = 12, which is a tie - so 13).
Any combination of Jays W/Os L equaling 13 will clinch it.
For Seattle, its 15 | For Rays, its also 15.
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The magic number for Yankees to clinch playoff berth (against Os record): 8
The magic number for Yankees to clinch AL East (against Jays record): 13